2DK1

Solution structure of WW domain in WW domain binding protein 4 (WBP-4)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2dk1a1	All beta proteins	WW domain-like	WW domain	WW domain	WW domain-binding protein 4, WBP4	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2dk1a3	Artifacts	Tags	Tags	Tags	C-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2dk1a2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	WW domain	8027425	4002695	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	WW domain	8039804	3001621	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00397	e2dk1A1	A: beta meanders	X: WW domain-like	H: WW domain (From Topology)	T: WW domain	F: PF00397	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.20.70.10	Mainly Beta	Single Sheet	Ubiquitin Ligase Nedd4	Chain: W	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00397	WW domain (WW)	WW domain	The WW domain is a protein module with two highly conserved tryptophans that binds proline-rich peptide motifs in vitro.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	WW domain-binding protein 4	protein binding binding proline-rich region binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding RNA binding organic cyclic compound binding nucleic acid binding	RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process RNA processing macromolecule metabolic process mRNA processing mRNA metabolic process RNA splicing, via transesterification reactions mRNA cis splicing, via spliceosome mRNA splicing, via spliceosome RNA splicing, via transesterification reactions with bulged adenosine as nucleophile	membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome membrane-enclosed lumen intracellular organelle lumen membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome membrane-enclosed lumen intracellular organelle lumen nuclear speck nuclear body nucleoplasm organelle lumen nuclear lumen U2-type spliceosomal complex U2-type precatalytic spliceosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003604	Matrin/U1-C-like, C2H2-type zinc finger	Domain
A	IPR040023	WW domain-binding protein 4	Family
A	IPR036236	Zinc finger C2H2 superfamily	Homologous Superfamily
A	IPR036020	WW domain superfamily	Homologous Superfamily
A	IPR000690	Matrin/U1-C, C2H2-type zinc finger	Domain
A	IPR001202	WW domain	Domain
A	IPR013085	U1-C, C2H2-type zinc finger	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: O75554	astrocytic tumor ductal breast carcinoma in situ invasive ductal breast carcinoma Malignant neoplasm of breast ovarian cancer systemic lupus erythematosus Crohn disease gastric carcinoma large cell medulloblastoma oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia dermatomyositis glioblastoma malignant glioma osteosarcoma astrocytic tumor ductal breast carcinoma in situ invasive ductal breast carcinoma Malignant neoplasm of breast ovarian cancer systemic lupus erythematosus Crohn disease gastric carcinoma large cell medulloblastoma oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia dermatomyositis glioblastoma malignant glioma osteosarcoma spina bifida

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.